H90.A11 (Conductive hearing loss, unilateral, right ear with restricted hearing on the contralateral side)
compared with
H90.A12 (Conductive hearing loss, unilateral, left ear with restricted hearing on the contralateral side),
from the official CMS tabular data. H90.A11 and H90.A12 code the same condition on opposite sides. MedCoder-derived
Conductive hearing loss, unilateral, left ear with restricted hearing on the contralateral side
Same condition; these differ only in which side is documented.
These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.
Source: ICD-10-CM tabular list (laterality variant derived from the code title)
Can these codes be reported together?
Same condition, opposite side. H90.A11 and H90.A12 name the same condition on opposite sides of the body.
Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.